Greatest Common Factor of 728, 321, 990

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 728, 321, 990 by common division method
• Greatest Common Factor of 728, 321, 990 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 728

List of positive integer factors of 728 that divides 728 without a remainder.

1,2,4,7,8,13,14,26,28,52,56,91,104,182,364,728

Factors of 321

List of positive integer factors of 321 that divides 321 without a remainder.

1,3,107,321

Factors of 990

List of positive integer factors of 990 that divides 990 without a remainder.

1,2,3,5,6,9,10,11,15,18,22,30,33,45,55,66,90,99,110,165,198,330,495,990

Greatest Common Factor

We found the factors 728,321,990 . The biggest common factor number is the GCF number.
So the greatest common factor 728,321,990 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 448, 585, 153
• GCF of 397, 533, 772
• GCF of 718, 815, 291
• GCF of 888, 885, 885
• GCF of 421, 870, 614

1. What is the GCF of 728, 321, 990?

Answer: GCF of 728, 321, 990 is 1.

2. How to Find the GCF of 728, 321, 990

Answer: Greatest Common Factor(GCF) of 728, 321, 990 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(728, 321, 990) = 1.